Home / 18,156.53-25,053.27-10,197.23

Finding the Fourth Proportional to 18,156.53, 25,053.27 and 10,197.23

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Solution

The fourth proportional to 18,156.53, 25,053.27 and 10,197.23 is: 14,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.53 : 25,053.27 = 10,197.23 : x
  2. Step 2: Convert to fraction form
    18,156.53/25,053.27 = 10,197.23/x
  3. Step 3: Cross multiply
    18,156.53x = 25,053.27 × 10,197.23
  4. Step 4: Simplify right side
    18,156.53x = 255,473,956.44
  5. Step 5: Solve for x
    x = 255,473,956.44/18,156.53
  6. Step 6: Final answer
    x = 14,070.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.